Question

insidious a.隐藏诡计的 insidious (adj.) 1540s, from Middle French insidieux (15c.) or directly from Latin insidiosus "deceitful, cunning, artful," from insidiae (plural) "plot, snare, ambush," from insidere "sit on, occupy," from in- "in" (see in- (2)) + sedere "to sit" (see sedentary). Related: Insidiously; insidiousness. 【记】inside 里面的，绵里藏针，深藏不露的→隐藏诡计的

Accepted Answer

[in'sidiəs] 【英】 adj.隐藏诡计的(more dangerous than seems evident)【记】 in+(里面)+sid(坐)+i ous→(祸害)坐在里面的【同】 同根词：assiduous( 勤勉的); preside(主持)【例】 The glib salesman sells products in some insidious way. adj. 阴险的(暗中危害的); 诱人上当的 = treacherous【记】in里面, sid坐, ious－坐在公司内部的知情人insider才容易暗中阴险的害人.【参】assiduous(adj 刻苦的; 勤勉的); preside(v 主持)

单词	insidious
音标	[in'sidiəs]
解释	a.隐藏诡计的
红宝书	【英】 adj.隐藏诡计的(more dangerous than seems evident) 【记】 in+(里面)+sid(坐)+i ous→(祸害)坐在里面的【同】同根词：assiduous( 勤勉的); preside(主持) 【例】 The glib salesman sells products in some insidious way.
字源	insidious (adj.) 1540s, from Middle French insidieux (15c.) or directly from Latin insidiosus "deceitful, cunning, artful," from insidiae (plural) "plot, snare, ambush," from insidere "sit on, occupy," from in- "in" (see in- (2)) + sedere "to sit" (see sedentary). Related: Insidiously; insidiousness.
不择手段背单词	adj. 阴险的(暗中危害的); 诱人上当的 = treacherous 【记】in里面, sid坐, ious－坐在公司内部的知情人insider才容易暗中阴险的害人. 【参】assiduous(adj 刻苦的; 勤勉的); preside(v 主持)
趣味全助记	【记】inside 里面的，绵里藏针，深藏不露的→隐藏诡计的

Insidious 勤勉的 In'sidiəs A.隐藏诡计的 英 Adj.隐藏诡计的(More Dangerous Evident

Insidious 勤勉的 In'sidiəs A.隐藏诡计的英 Adj.隐藏诡计的(More Dangerous Evident